Common trunk selecting means for all relay telephone switches



23 Sheet-Sheet 1 I 1949 J. H. voss ETAL- COMMQN TRUNK SELECTING MEANS FOR ALL RELAY TELEPHONE SWITCHES Filed Dec. 3, 1945 JOHN H. VOSS ROY W. JONES ATTORNEY mo mzzoo 8N fizz: H A :N 5260a A I I fig HF S 1 EN 3 Dec. 13, 1949 Filed Dec. 3, 1945 COMMON TRUNK SELECTING MEANS FOR ALL RELAY TELEPHONE SWITCHES J. H. VOSS ETAL 23 Sheets-Sheet 3 ATTOR N EY Dec. 13, 1949 J. H. voss ETAL COMMON TRUNK SELECTING MEANS FOR ALL RELAY TELEPHONE SWITCHES 23 Sheets-Sheet 4 Filed Dec. 3, 1945 5 65 554 y M 4 5 4 I 4 m. flaw 9 W33 5 Q2 Y8 A .4 K a u L Y. 4 E E R I: P E. U 0 R G Y M 2 U 4 m 5%-; U A I 3 a z m. .T 65 44 99% 333 333 TO FIRST FINDER TIMER 464 REG.

INVENTOR'S. JOHN H VOSS ROY W. JONES BY ATTOR NEY Dec. 13, 1949 Filed Dec. 3, 1945 J. H. voss ETAL 2,491,291 COMMON TRUNK SELECTING MEANS FOR ALL RELAY TELEPHONE SWITCHES 23 Sheets-Sheet 5 FIG. 5

JOHN H. VOSS ROY W. JONES ATTORNEY Dec. 13, 1949 55 r 2,491,291

common TRUNK SELECTING MEANS FOR ALL RELAY TELEPHONE SWITCHES Filed Dec. 3, 1945 v 23 Sheets-Sheet 7 H v 3 I INVENTORS. JOHN H. voss ROY w. JONES ATTORNEY Dec. 13, 1949 J. H. voss ET AL COMMON TRUNK- SELECTING MEANS FOR ALL RELAY TELEPHONE SWITCHES 25 Sheets-Sheet 8 Filed Dec. 3, 1945 INVENTORS.

JOHN H. VOSS ROY W. JONES ATTORNEY 0 On ON my mum E152. v mom 8 Dec. 13, 1949 J. H. voss ETAL 2,491,291

COMMON TRUNK SELECTING MEANS FOR ALL RELAY TELEPHONE SWITCHES Filed Dec. 5, 1945 23 Sheets-Sheet 9 GROUP RESTRICTION RELAYS TO FIG.5

INVENTORS. JOHN H. VOSS ROY W. JONES ATTOR N EY Dec. 13, 1949 voss T AL 2,491,291

common TRUNK SELECTING MEANS FOR ALL RELAY TELEPHONE SWITCHES Filed Dec. 5, 1945 23 Sheets-Sheet 10 TENS GROUP RELAYS TO REPEATER I900 FIG. 19

T0 PBX LINE 276 TO LINE GKT 2IO FIG.2

TO REPEATER 201' FIG. 2

TO REPEATER I600 FIG. I6

TO REPEATER 2|OO FIG. 2|

TO ALARM OKT.

FIG. 24

UNIT RLYS.

' INVENTORS. JOHN H. VOSS ROY W. JONES ATTOR N EY Dec. 13, 1949 voss ETAL 2,491,291

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.- JONES ATTO RNEY 215 Sheets-Sheet 16 J. H. VOSS ET AL COMMON TRUNK SELECTING MEANS FOR ALL RELAY TELEPHONE SWITCHES L A A0 I 4 m I \A L 8 I 0 m P a I. I n m .L -I I I I .I I I I I I m. I I I I I I I I I I -I I I I I I II I P 5 II m IA I s nm a @w n WI m .I\-IIII--II-III o m. 7 m -I:-.IIIIIIII-T-I-I--I.IIII 6 M M. 0 2 7 r7 2 n d In JOHN H.VOSS ROY W I 11m 206, I700 Dec. 13, 1949 J. H voss ETAL 2,491,291

COMMON TRUNK SELECTING MEANS FOR ALL RELAY TELEPHONE SWITCHES 25 Sheets-Sheet 17 Filed Dec. 5, 1945 109/ nes INVENTORS. JOHN H. VOSS ROY W. JONES ATTORNEY J. H. voss ET AL 2,491,291

ALL RELAY TELEPHONE SWITCHES 23 Sheets-Sheet 18 T0 LINE CKT. 215 295 COMMON TRUNK SELECTING MEANS FOR Dec. 13, 1949 Filed Dec.

L976 JNVENTORS.

JOHN H. voss ROY W. JONES ATTORNEY lsss was To TRK.

Dec. 13, 1949 J. H. voss ET AL 2,491,291

COMMON TRUNK SELECTING MEANS FOR ALL RELAY TELEPHONE SWITCHES Filed DeC. 3, 1945 23 Sheets-Sheet 19 FIGZO INVENTORS. JOHN H.VOSS ROY W. JONES ATTORBEY Dec. 13, 1949 Filed Dec. 5, 1945 J. H. voss ET AL. v 2,491,291 COMMON TRUNK SELECTING MEANS FOR ALL RELAY TELEPHONE SWITCHES 23 Sheets-Sheet 20 JOHN H. VOSS ROY W. JONES 

